:root {
  color-scheme: dark;
  --bg: #0b1120;
  --panel: #0f172a;
  --panel-2: #111827;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #fbbf24;
  --border: #1f2937;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.hero {
  padding: 3rem 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
  background: radial-gradient(circle at top left, #0f1b3a, #0b1120 60%);
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: flex-start;
}

.page-hero {
  padding: 0.55rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, #0f1b3a, #0b1120 65%);
}

.page-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.page-hero .docflex {
  flex: 1;
  width: auto;
  min-width: 0;
  gap: 0;
}

.page-hero .brand {
  gap: 0.65rem;
  align-items: center;
}

.page-hero .logo {
  width: 34px;
  height: 34px;
  padding: 0;
  flex-shrink: 0;
}

.page-hero h1 {
  font-size: 1.1rem;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-hero .eyebrow {
  margin-bottom: 0.1rem;
}

.page-hero .tagline {
  display: none;
}

.page-hero .page-actions {
  flex-shrink: 0;
}

.page-hero .btn {
  padding: 0.45rem 0.9rem;
  font-size: 0.875rem;
}

.page-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.logo {
  width: 72px;
  height: 72px;
  padding: 1rem 0;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
  color: var(--muted);
  margin: 0 0 0.4rem;
}

.docflex{
  display: flex;
  gap: 2rem;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.docflex img {
  max-width: 100%;
  height: auto;
}

h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.9rem, 1.4rem + 1.6vw, 2.6rem);
}

.tagline {
  margin: 0 0 1.5rem;
  color: var(--muted);
  line-height: 1.6;
}

.muted {
  color: var(--muted);
}

.cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.7rem 1.2rem;
  border-radius: 0.7rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.45em;
  font-weight: 600;
  font-size: 0.95rem;
}

.btn.primary {
  background: var(--accent);
  color: #0b1120;
}

.btn.ghost {
  border: 1px solid var(--border);
  color: var(--text);
}

.meta-card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 1rem;
}

.meta-card ul {
  margin: 0.8rem 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.layout {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(180px, 240px) 1fr;
  gap: 2rem;
  padding: 2rem 1.5rem 3rem;
}

.nav-shell {
  position: relative;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 0.9rem;
  border-radius: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  position: relative;
  z-index: 50;
  flex-shrink: 0;
}

.nav-icon {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
}

.nav-icon span {
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  display: block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-overlay {
  display: none;
}

.side-nav {
  position: sticky;
  top: 1.5rem;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.side-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.side-nav a:hover {
  color: var(--accent-2);
}

.side-nav a.active {
  color: var(--accent);
  font-weight: 600;
}

.hero-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  margin-bottom: 0.6rem;
}

.hero-title-row h1 {
  margin: 0;
}

.side-nav .nav-divider {
  height: 1px;
  background: var(--border);
  margin: 0.6rem 0 0.4rem;
}

.side-nav a.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.75rem;
  border-radius: 0.6rem;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
}

.side-nav a.nav-cta:hover {
  color: #0b1120;
  background: var(--accent);
  border-color: transparent;
}

.side-nav a.nav-coffee {
  background: var(--accent-2);
  color: #0b1120;
  border-color: transparent;
}

.side-nav a.nav-coffee:hover {
  filter: brightness(0.95);
}

.content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.5rem;
}

.card h2 {
  margin-top: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.6;
}

pre {
  background: #0b1220;
  border: 1px solid var(--border);
  padding: 1rem;
  border-radius: 0.8rem;
  overflow-x: auto;
  color: #e2e8f0;
}

code {
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
    padding: 1.5rem 1rem 2.5rem;
  }

  .nav-toggle {
    display: inline-flex;
    padding: 0.45rem;
    border-radius: 0.6rem;
  }

  .nav-toggle .nav-label {
    display: none;
  }

  .nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(8, 12, 24, 0.6);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 20;
  }

  .side-nav {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: min(78vw, 320px);
    transform: translateX(-100%);
    background: var(--panel);
    border-right: 1px solid var(--border);
    padding: 2.5rem 1.2rem 2.5rem;
    gap: 0.75rem;
    overflow-y: auto;
    z-index: 30;
    transition: transform 0.2s ease;
  }

  .side-nav a {
    font-size: 1rem;
    padding: 0.35rem 0.5rem;
    border-radius: 0.5rem;
  }

  .side-nav a.active {
    color: var(--accent);
    background: rgba(56, 189, 248, 0.15);
  }

  .nav-shell.is-open .side-nav {
    transform: translateX(0);
  }

  .nav-shell.is-open .nav-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle.is-open .nav-icon span:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
  }

  .nav-toggle.is-open .nav-icon span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.is-open .nav-icon span:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
  }

  body.nav-open {
    overflow: hidden;
  }
}

@media (max-width: 700px) {
  .hero {
    padding: 1.6rem 1rem 1.2rem;
  }

  .page-hero {
    padding: 0.5rem 1rem;
  }

  .hero-inner {
    gap: 1.25rem;
  }

  .page-hero-inner {
    gap: 0.75rem;
  }

  .docflex {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand {
    align-items: flex-start;
    width: 100%;
    gap:0.75rem;
  }

  .brand > div {
    width: 100%;
  }

  .logo {
    width: 56px;
    height: 56px;
  }

  h1 {
    font-size: 1.6rem;
    line-height: 1.2;
    white-space: nowrap;
  }

  .hero-title-row {
    gap: 0.5rem;
  }

  .hero-title-row h1 {
    min-width: 0;
  }

  .tagline {
    font-size: 0.98rem;
  }

  .page-actions {
    flex-direction: column;
    align-items: stretch;
    display: none;
  }

  .page-actions .btn {
    width: 100%;
    justify-content: space-between;
  }

  .cta {
    flex-direction: column;
    align-items: stretch;
  }

  .card {
    padding: 1.2rem;
  }

  pre {
    font-size: 0.85rem;
  }
}

.wallaby {
  text-align: center;
  padding: 15px 0;
  display: flex;
  justify-content: center;
  background-color: #000311;
}

.footer-text {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 1.5rem;
  color: var(--muted);
}

.footer-disclaimer {
  margin: 0 1.5rem 1.5rem;
  padding-top: 0.5rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.75rem;
}

.wallaby img {
    width: 175px;
}

.wallaby img:hover{
    filter: brightness(0) saturate(100%) invert(70%) sepia(26%) saturate(1784%) hue-rotate(335deg) brightness(102%) contrast(102%);
    cursor: pointer;
}

/* ── Smooth scrolling ─────────────────────────────────────── */
html {
  scroll-behavior: smooth;
}

/* ── Inline code (outside pre blocks) ────────────────────── */
:not(pre) > code {
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.18);
  border-radius: 0.35rem;
  padding: 0.1em 0.4em;
  font-size: 0.875em;
  color: var(--accent);
}

/* ── Edition badges ───────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15em 0.55em;
  border-radius: 0.4rem;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  vertical-align: middle;
  margin-left: 0.35em;
  white-space: nowrap;
  font-family: "Inter", system-ui, sans-serif;
}

.badge-ent {
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(251, 191, 36, 0.3);
  color: var(--accent-2);
}

.badge-com {
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.22);
  color: var(--accent);
}

/* ── Copy button for code blocks ─────────────────────────── */
.code-wrap {
  position: relative;
}

.copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.2rem 0.55rem;
  border-radius: 0.45rem;
  font-size: 0.72rem;
  cursor: pointer;
  font-family: "Inter", system-ui, sans-serif;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  line-height: 1.5;
}

.copy-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(56, 189, 248, 0.08);
}

.copy-btn.copied {
  color: #4ade80;
  border-color: #4ade80;
}

/* ── Anchor links on headings ────────────────────────────── */
.anchor-link {
  opacity: 0;
  margin-left: 0.4em;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.72em;
  transition: opacity 0.15s;
  font-weight: 400;
}

h2:hover .anchor-link,
h3:hover .anchor-link {
  opacity: 1;
}

/* ── Nav search filter ────────────────────────────────────── */
.nav-search {
  margin-bottom: 0.4rem;
}

.nav-search input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  color: var(--text);
  padding: 0.4rem 0.7rem;
  font-size: 0.82rem;
  font-family: "Inter", system-ui, sans-serif;
  outline: none;
  transition: border-color 0.15s;
}

.nav-search input:focus {
  border-color: var(--accent);
}

.nav-search input::placeholder {
  color: var(--muted);
}

.side-nav a.nav-hidden {
  display: none;
}

/* ── Card heading improvements ───────────────────────────── */
.card h3 {
  font-size: 1rem;
  color: var(--text);
  margin-top: 1.25rem;
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
}

/* ── Bottom page navigation ──────────────────────────────── */
.page-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
}

/* ── Improved pre/code contrast ──────────────────────────── */
pre code {
  font-size: 0.88rem;
  color: #e2e8f0;
}